//
//  EmptyModel.h
//  BusinessMarket
//
//  Created by Michael Li on 2018/12/8.
//  Copyright © 2018年 Michael Li. All rights reserved.
//

#import <Foundation/Foundation.h>

NS_ASSUME_NONNULL_BEGIN

@interface EmptyModel : NSObject
+ (BOOL)stringIsNullOrEmpty:(id)str;
@end

NS_ASSUME_NONNULL_END
